/**
 * Copyright (C) 2009, 2010 SC 4ViewSoft SRL
 *  
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *  
 *      http://www.apache.org/licenses/LICENSE-2.0
 *  
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.achartengine.chartdemo.demo.chart;

import org.achartengine.ChartFactory;
import org.achartengine.chart.BarChart.Type;
import org.achartengine.model.RangeCategorySeries;
import org.achartengine.model.XYMultipleSeriesDataset;
import org.achartengine.renderer.XYMultipleSeriesRenderer;

import android.content.Context;
import android.content.Intent;
import android.graphics.Color;

/**
 * Temperature demo range chart.
 */
public class TemperatureChart extends AbstractChart
{

	/**
	 * Returns the chart name.
	 * 
	 * @return the chart name
	 */
	public String getName()
	{
		return "Temperature range chart";
	}

	/**
	 * Returns the chart description.
	 * 
	 * @return the chart description
	 */
	public String getDesc()
	{
		return "The monthly temperature (vertical range chart)";
	}

	/**
	 * Executes the chart demo.
	 * 
	 * @param context the context
	 * @return the built intent
	 */
	public Intent execute(Context context)
	{
		double[] minValues = new double[] { -24, -19, -10, -1, 7, 12, 15, 14,
				9, 1, -11, -16 };
		double[] maxValues = new double[] { 7, 12, 24, 28, 33, 35, 37, 36,
				28, 19, 11, 4 };

		XYMultipleSeriesDataset dataset = new XYMultipleSeriesDataset();
		RangeCategorySeries series = new RangeCategorySeries("Temperature");
		int length = minValues.length;
		for (int k = 0; k < length; k++)
		{
			series.add(minValues[k], maxValues[k]);
		}
		dataset.addSeries(series.toXYSeries());

		int[] colors = new int[] { Color.CYAN };
		XYMultipleSeriesRenderer renderer = buildBarRenderer(colors);
		setChartSettings(renderer, "Monthly temperature range", "Month",
				"Celsius degrees", 0.5, 12.5, -30, 45, Color.GRAY,
				Color.LTGRAY);
		// renderer.setBackgroundColor(Color.GREEN);
		// renderer.setApplyBackgroundColor(true);
		renderer.setXLabels(1);
		renderer.setYLabels(10);
		renderer.addTextLabel(1, "Jan");
		renderer.addTextLabel(3, "Mar");
		renderer.addTextLabel(5, "May");
		renderer.addTextLabel(7, "Jul");
		renderer.addTextLabel(10, "Oct");
		renderer.addTextLabel(12, "Dec");
		renderer.setDisplayChartValues(true);
		return ChartFactory.getRangeBarChartIntent(context, dataset,
				renderer, Type.DEFAULT, "Temperature range");
	}

}
